Home / 27,207.98-37,543.34-15,270.62

Finding the Fourth Proportional to 27,207.98, 37,543.34 and 15,270.62

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Solution

The fourth proportional to 27,207.98, 37,543.34 and 15,270.62 is: 21,071.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,207.98 : 37,543.34 = 15,270.62 : x
  2. Step 2: Convert to fraction form
    27,207.98/37,543.34 = 15,270.62/x
  3. Step 3: Cross multiply
    27,207.98x = 37,543.34 × 15,270.62
  4. Step 4: Simplify right side
    27,207.98x = 573,310,078.67
  5. Step 5: Solve for x
    x = 573,310,078.67/27,207.98
  6. Step 6: Final answer
    x = 21,071.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.